Morning Overview on MSN
A blue whale’s heart is roughly the size of a small car
A blue whale’s heart weighs approximately 400 pounds and pumps roughly 60 gallons of blood with every single beat. That organ ...
Blue whale calves are huge at birth but still vulnerable, and orca attacks on them are rare, high-risk events that require coordinated pod hunting. Mothers defend calves by positioning their massive ...
Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Fossil records make one evolutionary pattern especially ...
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